pyrox.dev
1{ config, lib, pkgs, ... }:
2
3with lib;
4
5let
6 cfg = config.services.trickster;
7in
8{
9 imports = [
10 (mkRenamedOptionModule [ "services" "trickster" "origin" ] [ "services" "trickster" "origin-url" ])
11 ];
12
13 options = {
14 services.trickster = {
15 enable = mkOption {
16 type = types.bool;
17 default = false;
18 description = lib.mdDoc ''
19 Enable Trickster.
20 '';
21 };
22
23 package = mkOption {
24 type = types.package;
25 default = pkgs.trickster;
26 defaultText = literalExpression "pkgs.trickster";
27 description = lib.mdDoc ''
28 Package that should be used for trickster.
29 '';
30 };
31
32 configFile = mkOption {
33 type = types.nullOr types.path;
34 default = null;
35 description = lib.mdDoc ''
36 Path to configuration file.
37 '';
38 };
39
40 instance-id = mkOption {
41 type = types.nullOr types.int;
42 default = null;
43 description = lib.mdDoc ''
44 Instance ID for when running multiple processes (default null).
45 '';
46 };
47
48 log-level = mkOption {
49 type = types.str;
50 default = "info";
51 description = lib.mdDoc ''
52 Level of Logging to use (debug, info, warn, error) (default "info").
53 '';
54 };
55
56 metrics-port = mkOption {
57 type = types.port;
58 default = 8082;
59 description = lib.mdDoc ''
60 Port that the /metrics endpoint will listen on.
61 '';
62 };
63
64 origin-type = mkOption {
65 type = types.enum [ "prometheus" "influxdb" ];
66 default = "prometheus";
67 description = lib.mdDoc ''
68 Type of origin (prometheus, influxdb)
69 '';
70 };
71
72 origin-url = mkOption {
73 type = types.str;
74 default = "http://prometheus:9090";
75 description = lib.mdDoc ''
76 URL to the Origin. Enter it like you would in grafana, e.g., http://prometheus:9090 (default http://prometheus:9090).
77 '';
78 };
79
80 profiler-port = mkOption {
81 type = types.nullOr types.port;
82 default = null;
83 description = lib.mdDoc ''
84 Port that the /debug/pprof endpoint will listen on.
85 '';
86 };
87
88 proxy-port = mkOption {
89 type = types.port;
90 default = 9090;
91 description = lib.mdDoc ''
92 Port that the Proxy server will listen on.
93 '';
94 };
95
96 };
97 };
98
99 config = mkIf cfg.enable {
100 systemd.services.trickster = {
101 description = "Reverse proxy cache and time series dashboard accelerator";
102 after = [ "network.target" ];
103 wantedBy = [ "multi-user.target" ];
104 serviceConfig = {
105 DynamicUser = true;
106 ExecStart = ''
107 ${cfg.package}/bin/trickster \
108 -log-level ${cfg.log-level} \
109 -metrics-port ${toString cfg.metrics-port} \
110 -origin-type ${cfg.origin-type} \
111 -origin-url ${cfg.origin-url} \
112 -proxy-port ${toString cfg.proxy-port} \
113 ${optionalString (cfg.configFile != null) "-config ${cfg.configFile}"} \
114 ${optionalString (cfg.profiler-port != null) "-profiler-port ${cfg.profiler-port}"} \
115 ${optionalString (cfg.instance-id != null) "-instance-id ${cfg.instance-id}"}
116 '';
117 ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
118 Restart = "always";
119 };
120 };
121 };
122
123 meta.maintainers = with maintainers; [ _1000101 ];
124
125}